You can't win Warren Buffett's $1 billion bracket prize. He already has. – The Denver Post
Warren Buffett's March Madness bracket challenge, explained | Sporting News
Inside Warren Buffett's multimillion-dollar March Madness challenge
One billion reasons to enter Warren Buffett's bracket challenge, and more than a billion more you'll never win – Daily News
March Madness bracket: The difficulty in picking a perfect Sweet 16 in the NCAA tournamentodds behind Warren Buffett's 2017 March Madness bracket contest | NCAA.com
Chance to win Buffett's billion dollar NCAA bracket challenge just a pipe dream | Local News | lancasteronline.com